All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=647610

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg2eGX7ggM


Bot(s) for this bug's original alert(s):

android-nexus5X

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/9001372010815061664

===== BISECT JOB RESULTS =====
Status: failed


===== TESTED REVISIONS =====
Revision                       Mean     Std Dev  N   Good?
chromium@418876                66591.8  985.362  18  good
chromium@418890                66515.5  918.595  41  good
chromium@418890,v8@f84f45f9ca  67003.4  1602.4   27  good
chromium@418890,v8@b37daacd6b  73341.3  9500.09  12  bad
chromium@418890,v8@b848716c98  71362.7  9404.68  41  bad
chromium@418891                73415.3  7857.0   27  bad
chromium@418892                75022.0  7780.29  12  bad
chromium@418894                76518.0  3209.9   8   bad
chromium@418897                73862.2  7742.54  18  bad
chromium@418904                71788.2  8323.46  18  bad

Bisect job ran on: android_nexus5X_perf_bisect
Bug ID: 647610

Test Command: src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --also-run-disabled-tests indexeddb_perf
Test Metric: vm_private_dirty_final_renderer/vm_private_dirty_final_renderer
Relative Change: 5.63%
Score: 0

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/android_nexus5X_perf_bisect/builds/676
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9001372010815061664


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5821635888676864

| O O | Visit http://www.chromium.org/developers/speed-infra/perf-bug-faq
|  X  | for more information addressing perf regression bugs. For feedback,
| / \ | file a bug with component Tests>AutoBisect.  Thank you!

WontFix due to the U-shape of the regression. Possibly this was some revert-reland. Also bisect not playing with us this time.